package com.atguigu.gulimall.product.service.impl;

//import com.atguigu.gulimall.product.config.MyThreadConfig;
import com.alibaba.fastjson.TypeReference;
import com.atguigu.common.utils.R;
import com.atguigu.gulimall.product.entity.SkuImagesEntity;
import com.atguigu.gulimall.product.entity.SpuInfoDescEntity;
import com.atguigu.gulimall.product.feign.SeckillFeignService;
import com.atguigu.gulimall.product.service.*;
import com.atguigu.gulimall.product.vo.SeckillInfoVo;
import com.atguigu.gulimall.product.vo.SkuItemSaleAttrVo;
import com.atguigu.gulimall.product.vo.SkuItemVo;
import com.atguigu.gulimall.product.vo.SpuItemAttrGroupVo;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.List;
import java.util.Map;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ThreadPoolExecutor;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.atguigu.common.utils.PageUtils;
import com.atguigu.common.utils.Query;

import com.atguigu.gulimall.product.dao.SkuInfoDao;
import com.atguigu.gulimall.product.entity.SkuInfoEntity;

import javax.annotation.Resource;


@Service("skuInfoService")
public class SkuInfoServiceImpl extends ServiceImpl<SkuInfoDao, SkuInfoEntity> implements SkuInfoService {

    @Autowired
    SkuImagesService imagesService;
    @Autowired
    SpuInfoDescService spuInfoDescService;
    @Autowired
    AttrGroupService attrGroupService;
    @Autowired
    SkuSaleAttrValueService skuSaleAttrValueService;
    @Autowired
    SeckillFeignService seckillFeignService;
//    @Autowired
//    private MyThreadConfig executor;

    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SkuInfoEntity> page = this.page(
                new Query<SkuInfoEntity>().getPage(params),
                new QueryWrapper<SkuInfoEntity>()
        );
        return new PageUtils(page);
    }

    @Override
    public void saveSkuInfo(SkuInfoEntity skuInfoEntity) {
        this.baseMapper.insert(skuInfoEntity);
    }

    @Override
    public PageUtils queryPageByCondition(Map<String, Object> params) {
         QueryWrapper<SkuInfoEntity> wrapper = new QueryWrapper<SkuInfoEntity>();
        /**
         key:
         catelogId: 228
         brandId: 0
         min: 0
         max: 0
         */
        String key = (String) params.get("key");
        if(!StringUtils.isEmpty(key) && !"0".equalsIgnoreCase(key)){
            wrapper.and((w)->{w.eq("sku_id",key).or().like("sku_name",key);
            });
        }
        String catelogId = (String) params.get("catelogId");
        if(!StringUtils.isEmpty(catelogId) && !"0".equalsIgnoreCase(catelogId)){
            wrapper.eq("catalog_id",catelogId);
        }
        String brandId = (String) params.get("brandId");
        if(!StringUtils.isEmpty(brandId) && !"0".equalsIgnoreCase(brandId)){
            wrapper.eq("brand_id",brandId);
        }
        String min = (String) params.get("min");
        if(!StringUtils.isEmpty(min)){
            wrapper.ge("price",min);
        }
        String max = (String) params.get("max");
        if(!StringUtils.isEmpty(max)){
            try{
                BigDecimal bigDecimal = new BigDecimal(max);
                if(bigDecimal.compareTo(new BigDecimal("0")) ==1){
                    wrapper.le("price",max);
                }
            }catch(Exception e){
                e.printStackTrace();
            }
        }
         IPage<SkuInfoEntity> page = this.page(
                new Query<SkuInfoEntity>().getPage(params),
                wrapper
        );

        return new PageUtils(page);
    }

    @Override
    public List<SkuInfoEntity> getSkuBySpuId(Long spuId) {
        List<SkuInfoEntity> list = this.list(new QueryWrapper<SkuInfoEntity>().eq("spu_id",spuId));
        return list;
    }

    @Override
    public SkuItemVo item(Long skuId) throws ExecutionException,InterruptedException {
        SkuItemVo skuItemVo = new SkuItemVo();
        //1、sku基本信息获取  pms_sku_info
//        CompletableFuture<SkuInfoEntity> infoFuture =CompletableFuture.supplyAsync(()->{
//            SkuInfoEntity info = getById(skuId);
//            skuItemVo.setInfo(info);
//            return info;
//        },executor);
//
//        CompletableFuture<Void> descFutrue = infoFuture.thenAcceptAsync((res) ->{
//            //4、获取spu的介绍
//            SpuInfoDescEntity spuInfoDescEntity = spuInfoDescService.getById(res.getSpuId());
//            skuItemVo.setDesp(spuInfoDescEntity);
//        },executor);
//        CompletableFuture<Void> baseAttrFutrue = infoFuture.thenAcceptAsync((res)->{
//            List<SpuItemAttrGroupVo> attrGroupVos = attrGroupService.getAttrGroupWithAttrsBySpuId(res.getSpuId(),res.getCatalogId());
//            skuItemVo.setGroupAttrs(attrGroupVos);
//        },executor);
//
//        CompletableFuture<Void> saleAttrFuture= infoFuture.thenAcceptAsync((res)->{
//            List<SkuItemSaleAttrVo> saleAttrVos = skuSaleAttrValueService.getSaleAttrBySpuId(res.getSpuId());
//            skuItemVo.setSaleAttr(saleAttrVos);
//        },executor);
//        CompletableFuture<Void> imageFuture = CompletableFuture.runAsync(()->{
//            //2、sku的图片的信息  pms_sku_images
//            List<SkuImagesEntity> images = imagesService.getImagesBySkuId(skuId);
//            skuItemVo.setImages(images);
//        },executor);
        //等待所有任务完成
//        CompletableFuture.allOf(saleAttrFuture,descFutrue,baseAttrFutrue,imageFuture).get();
        SkuInfoEntity info = getById(skuId);
        skuItemVo.setInfo(info);
        Long catalogId = info.getCatalogId();
        Long spuId = info.getSpuId();
        //4、获取spu的介绍
        SpuInfoDescEntity spuInfoDescEntity = spuInfoDescService.getById(spuId);
        skuItemVo.setDesp(spuInfoDescEntity);
        List<SpuItemAttrGroupVo> attrGroupVos = attrGroupService.getAttrGroupWithAttrsBySpuId(spuId,catalogId);
        skuItemVo.setGroupAttrs(attrGroupVos);
        //2、sku的图片的信息  pms_sku_images
        List<SkuImagesEntity> images = imagesService.getImagesBySkuId(skuId);
        skuItemVo.setImages(images);
        List<SkuItemSaleAttrVo> saleAttrVos = skuSaleAttrValueService.getSaleAttrBySpuId(spuId);
        skuItemVo.setSaleAttr(saleAttrVos);

        //3、查询当前sku是否参加秒杀优惠
        R seckillInfo = seckillFeignService.getSkuSeckillInfo(skuId);
        if(seckillInfo.getCode() == 0){
            System.out.println("远程调用成功");
           SeckillInfoVo seckillInfoVo = (SeckillInfoVo) seckillInfo.getData( new TypeReference<SeckillInfoVo>() {
           });
           skuItemVo.setSeckillInfoVo(seckillInfoVo);
            System.out.println("秒杀++++"+seckillInfoVo);
        }

        return skuItemVo;
    }

}